21610836

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1$

素因数の和:841

約数の個数: 72

約数和(自身を含む): 59872904

約数和(自身を除く): 38262068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 757, 793, 1098, 1514, 1586, 2196, 2271, 2379, 3028, 3172, 4542, 4758, 6813, 7137, 9084, 9516, 9841, 13626, 14274, 19682, 27252, 28548, 29523, 39364, 46177, 59046, 88569, 92354, 118092, 138531, 177138, 184708, 277062, 354276, 415593, 554124, 600301, 831186, 1200602, 1662372, 1800903, 2401204, 3601806, 5402709, 7203612, 10805418, 21610836]

約数ペア:

[(1, 21610836), (2, 10805418), (3, 7203612), (4, 5402709), (6, 3601806), (9, 2401204), (12, 1800903), (13, 1662372), (18, 1200602), (26, 831186), (36, 600301), (39, 554124), (52, 415593), (61, 354276), (78, 277062), (117, 184708), (122, 177138), (156, 138531), (183, 118092), (234, 92354), (244, 88569), (366, 59046), (468, 46177), (549, 39364), (732, 29523), (757, 28548), (793, 27252), (1098, 19682), (1514, 14274), (1586, 13626), (2196, 9841), (2271, 9516), (2379, 9084), (3028, 7137), (3172, 6813), (4542, 4758)]